directly refer to `api when accessing these properties, shorter and faster
directly refer to `api when accessing these properties, shorter and faster

melonjs/melonJS,rlugojr/melonJS,MarkoIvanetic/melonJS,MarkoIvanetic/melonJS,TukekeSoft/melonJS,srbala/melonJS,melonjs/melonJS,gopalindians/melonJS,srbala/melonJS,rlugojr/melonJS,srbala/melonJS,rlugojr/melonJS,TukekeSoft/melonJS,gopalindians/melonJS,TukekeSoft/melonJS,gopalindians/melonJS